28672125

素因数分解:

$3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 48112896

約数和(自身を除く): 19440771

約数列:

[1, 3, 5, 15, 25, 75, 125, 157, 375, 471, 487, 785, 1461, 2355, 2435, 3925, 7305, 11775, 12175, 19625, 36525, 58875, 60875, 76459, 182625, 229377, 382295, 1146885, 1911475, 5734425, 9557375, 28672125]

約数ペア:

[(1, 28672125), (3, 9557375), (5, 5734425), (15, 1911475), (25, 1146885), (75, 382295), (125, 229377), (157, 182625), (375, 76459), (471, 60875), (487, 58875), (785, 36525), (1461, 19625), (2355, 12175), (2435, 11775), (3925, 7305)]